It’s a more extensive use of the app than previously reported and sheds new light on how commonly the Trump administration’s ...

Waltz’s team had set up at least 20 Signal group chats dedicated to discussing international crises, Politico reported ...

Democratic leaders of key House committees are reigniting calling for National Security Advisor Mike Waltz to step down.

Amid the backlash to the Trump administration’s use of the private messaging app Signal for sensitive U.S. military planning ...

National Security Advisor Michael Waltz and a senior aide used personal Gmail accounts for government communications, ...

Trump’s National Security Adviser was using Gmail for sensitive discussions—which is far less secure than Signal.

The White House has declared the controversy around a Signal chat for a military strike that inadvertently included a ...

Despite calls for Mike Waltz or Pete Hegseth to resign, so far White House officials are bashing only The Atlantic. Here’s ...

Waltz and at least one senior aide used the commercial email service to discuss sensitive government matters, The Washington ...

The team of President Donald Trump's national security adviser, Mike Waltz, set up at least 20 group chats on the commercial ...

According to the Wall Street Journal, Michael Waltz has created multiple other Signal chats to discuss national security ...

When Donald Trump selected Mike Waltz to serve as national security adviser, the choice was widely seen as win-win: A combat ...